Cisco ONS 15454 SDH Procedure Manual page 422

DLP- D7 Mount Multiple Shelf Assemblies in a Rack
Figure 17-2
ETSIs (SDH)
Step 2 Mount the air ramp above the ONS 15454 SDH. The air ramp is needed if you install more than one shelf
in the ETSI rack. Install the air ramp below the top shelf assembly. To ensure that the air ramp is secure,
use one or two M6 mounting screws for each side of the shelf assembly
Cisco ONS 15454 SDH Procedure Guide, R7.0
17-8
Three-Shelf ONS 15454 SDH Bay Assembly
Chapter 17
Fuse and Alarm Panel,
mountable in the rack
if the rack is 2200 mm
(86.6 in.) high or higher
Air Ramp
Air Ramp
(Figure 17-3).
DLPs D1 to D99
78-17194-01